CN104066660A - Method and pneumatic material conveying system - Google Patents

Abstract

Method in a pneumatic material conveying system, such as a waste conveying system, which conveying system comprises at least one feed point (60) of material, more particularly of waste material, a material conveying pipe (100), which can be connected to a feed point (60), and at least one separating device (90A, 90B), in which the material to be transported is separated from the transporting air, and also means for achieving a pressure difference and/or a transporting air current in the conveying pipe at least during the transporting of the material, which means for achieving a pressure difference and/or a transporting air current comprise at least one partial-vacuum generator (125A...125H). In the method material is conveyed in a first phase from a feed point (60) into a conveying pipe (100, 100A, 100B, 100C, 100D, 100E) by the aid of the suction/pressure difference and/or the transporting air flow achieved by at least one partial-vacuum generator (125A...125H) in at least one tank space (201, 201 A, 201 B, 202, 202A, 202B) of an intermediate station (200, 200A, 200B) arranged between the feed point (60) and a separating device (90A, 90B), and that in the second phase of the method the material conveyed in the preceding phase into at least one tank space (201, 201 A, 201 B, 202, 202A, 202B) of an intermediate station (200, 200A, 200B) is conveyed by the aid of the suction/pressure difference and/or the transporting air flow achieved by at least one partial-vacuum generator (125A...125H) into a separating device (90A, 90B) or into a second intermediate station. The invention also relates to a system.

Description

Method and pneumatic material conveying system

Technical field

The object of the invention is a kind of method for pneumatic material conveying system that preamble as claimed in claim 1 limits.

Object of the present invention or as the pneumatic material conveying system defined in claim 18.

The present invention relates in general to pneumatic material conveying system, such as relating to partial vacuum transport systems, more particularly relates to collection and the conveying of refuse, such as the conveying of home scrap.

Background technology

By means of being pumped in, in pipeline, to carry the system of refuse be known in the prior art.In these systems, refuse is carried very long distance in pipeline by suction.These equipment are particularly useful for the waste delivery in different institutions or carry for the home scrap in urban district.For these systems, be typically, with partial vacuum equipment, form pressure reduction, in this equipment, by partial vacuum producer, in delivery pipe, realize partial vacuum, for example by vacuum pump or by injection device, in delivery pipe, realize partial vacuum.Delivery pipe typically comprises at least one valve gear, by opening and closing this valve gear, regulates the displaced air that enters into delivery pipe.In partial vacuum delivery system, especially typically there is following point: energy consumes high, and ducted charge air is high, noise problem, and the dust in outlet conduit and fine particle problem.In addition,, especially in the situation that the length of delivery pipe may be the large distance of some kms, loss of pressure increases, in this case, in order to ensure the gratifying operation of delivery system, need very large caliber and corresponding efficient partial vacuum producer and pumping plant, such as fan.This has caused scheme very expensive with regard to their cost, moreover, along with the increase of line size, need more space to install.

Must be likely, by spent material shaping machine (more particularly rotary former), reduce available line size, this shaping machine is connected with refuse feedway or garbage chute, and shaping machine is shaped and compressed material material, so that material has than the common more delivery pipe of minor diameter being suitable for.For example in open source literature WO2011/098666, WO2011/098667, WO2011/098668 and WO2011/8669, present and proposed rotary former.However, for the very long situation of waste delivery distance in delivery duct, loss of pressure may form very large.

The object of the invention is further to improve said system, and realize a kind of scheme of the brand-new type relevant to material-transporting system, by means of this scheme, avoided the defect of the scheme of prior art.Another object of the present invention is to realize a kind of scheme that may be used on being suitable for the partial vacuum delivery system of large system, and in this large system, from feed point to throw-off end, the fed distance of (the more particularly disengagement gear of junk point) is very long.

Summary of the invention

The feature of the method according to this invention is mainly the content that the characteristic of claim 1 is stated.

The feature of the method according to this invention is also the content of stating in claim 2-17.

According to the feature of system of the present invention, be mainly the content of stating in the characteristic of claim 18.

According to the feature of system of the present invention, be also the content of stating in claim 19-30.

According to the solution of the present invention, have advantages of a plurality of important.In waste delivery, in two stages, use this system, wherein, in first stage, feed point is cleared and their refuse material is transported to main feedline from branch pipe(tube), and be fed forward to the intermediate station being arranged in main delivery pipe, and in subordinate phase, refuse is transported to junk point from intermediate station, be transported to the disengagement gear of the throw-off end of system.When refuse is transported to intermediate station in first stage, loss of pressure can remain as identical delivery duct or identical delivery duct in the pipeline section between intermediate station and throw-off end little, only carry transport air simultaneously, in this case, the loss of pressure of whole pipeline section is very little.

For even longer fed distance, can use a plurality of continuous intermediate station that relative to each other has a segment distance and arrange, and between them, use parallel delivery duct or medium channel.Therefore delivery duct or medium channel are configured so that the first stage from feed point to the first intermediate station can realize by a delivery duct, and can realize by two parallel delivery ducts from the first intermediate station to the second intermediate station or to next stage of junk point, and after it, the next stage from the second intermediate station to junk point for example can realize by three delivery ducts.For even longer fed distance, this can proceed.This thought is due to loss of pressure, between feed point and junk point, to need there is intermediate station when there is long fed distance.When distance, the loss of pressure of a pipeline will be increased to too large, in this situation, in subordinate phase, need two pipelines, and in the phase III, will need three pipelines.By using many parallelpipeds and realize suction by them in intermediate station in follow-up phase, can in the stage before, realize effective conveying of material.In this case, can from intermediate station to junk point, use or use parallel delivery duct (preferably thering is similar inside diameter) between different intermediate stations.According to the present invention, via many delivery ducts or medium channel, realize partial vacuum.

The material shaping machine being connected with feed point and/or intermediate station by use, pipe diameter can be reduced that meanwhile this can affect the loss of pressure of long fed distance.According to one embodiment of present invention, therefore the diameter of main delivery pipe also can reduce than traditional pipeline.By these embodiment, obtained significant saving, this is because the diameter of delivery duct is less and need to be also less for delivery of the conveying amount of air of material.

Accompanying drawing explanation

Below, by means of embodiment, be described below in greater detail the present invention with reference to the accompanying drawings, wherein

Fig. 1 shows the figure of a system according to an embodiment of the invention,

Fig. 2 shows the figure of a system according to a second embodiment of the present invention,

Fig. 3 shows the figure of a system of a third embodiment in accordance with the invention,

Fig. 4 shows according to the figure of a system of the fourth embodiment of the present invention,

Fig. 5 also shows another figure of one embodiment of the present of invention,

Fig. 6 shows the figure of a system according to a fifth embodiment of the invention,

Fig. 7 shows the details in the first operational phase of the intermediate station of Fig. 5,

Fig. 8 shows the details in the second operational phase of the intermediate station of Fig. 5,

Fig. 9 a shows the application drawing of one embodiment of the present of invention in the first operational phase,

Fig. 9 b shows the application drawing of one embodiment of the present of invention in the second operational phase,

Figure 10 a shows the application drawing of one embodiment of the present of invention in the first operational phase,

Figure 10 b shows the application drawing of one embodiment of the present of invention in the second operational phase, and

Figure 10 c shows the application drawing of one embodiment of the present of invention in the 3rd operational phase.

The specific embodiment

Fig. 1 shows the sketch of pneumatic material conveying system according to an embodiment of the invention, more particularly waste conveying system.

The figure shows the main feedline 100 for material, it can be divided into a plurality of conveying pipeline section 100A, 100B, 100C, 100D, 100E by valve gear 101B, 101C, 101D.Side arrangement at least one (typically a plurality of) delivery pipe 63 along main feedline.The embodiment of Fig. 1 comprises ten delivery pipes 63 that are arranged in main feedline.The feed point 60 of refuse material is along the side arrangement of a delivery pipe.Feed point 60 is intended to supply station or the garbage chute of the material (more particularly refuse material) for transporting, intending the material (more particularly refuse material, such as home scrap) of transportation is supplied to delivery system from supply station or garbage chute.System can comprise a plurality of supply stations 60, and the material of intending to transport is supplied to delivery duct from these supply stations.In these accompanying drawings, feed point element is by describing to some the relevant Reference numerals in feed point 60.Feed point 60 typically comprises service tank 61, and this service tank can be connected to a delivery pipe 63.Is at least one valve gear 62 between service tank and a delivery pipe 63, by opening and closing this valve gear material, can be transported to delivery pipe from feed point.Feed point 60 is connected to a delivery pipe 63, and is connected to forward main feedline 100, and therefore main feedline can be formed by a plurality of pipeline section 100A, 100B, 100C, 100D, 100E.One or more feed points 60 can be connected to a delivery pipe 63.In the embodiment of this figure, displaced air prop up coupling be arranged as delivery pipe 63 in the opposite end with respect to a delivery pipe or main feedline than mass transport direction, this displaced air coupling is provided with filtering installation 67 and valve gear 66, by means of valve gear adjustable accommodating air renewal, enters into entering of a delivery pipe 63.

The required displaced air of service tank 61 that empties feed point 60 enters via service tank 61.According to the second embodiment, the independent displaced air that can be provided with filtering installation is propped up coupling and can be connected with feed point in addition.In Fig. 1,2,3 and 5 embodiment, the material shaping machine 64 driving by actuating device 65 is also connected with feed point 60.By means of material shaping machine, refuse material can be shaped compressed or by other means, to be suitable for better delivery duct.Feed point 60 also can not have material shaping machine (in Fig. 4).The groundwork that empties feed point is the service tank that first empties close disengagement gear 90A, 90B in mass transport direction, empties subsequently against throughput direction time close service tank.Emptying accordingly the service tank that order is applied to delivery pipe equally, in this case, first empty in a delivery pipe 63 service tank more close in mass transport direction, is the inferior hithermost service tank emptying against the throughput direction of material subsequently.

The material that is supplied to a delivery pipe 63 from feed point 60 is transported to main feedline 100.

In the embodiment in figure 1, intermediate station 200 is arranged in main feedline 100, is carrying between pipeline section 100A and 100B.Intermediate station 200 comprises: service tank 201, is arranged in service tank from the conveying pipeline section of material input side; And service tank 202, the material being arranged in intermediate box is fed into delivery pipe 100A from this service tank 202, for being guided forward disengagement gear 90A, the 90B of junk point 300.Valve gear 203 is arranged between the service tank 202 and delivery pipe 100A of intermediate station, by opening and closing this valve gear, adjustable material from the service tank 202 of intermediate station 200 to delivery pipe 100A and be advanced forward into the conveying in the disengagement gear of junk point.In medium channel 204, be furnished with valve gear 205, this medium channel is arranged in intermediate station 200, between the top section and conveying pipeline section 100A of intermediate box 201.The displaced air conduit 206 that comprises valve gear 207 is arranged in the service tank 202 of intermediate station, for example, be arranged in the top section of service tank.Feedway 208, more suitably conveyor screw, it drives by actuating device 209, and is arranged in the intermediate box 201 of intermediate station.Conveyer device is configured to material to be transported to the service tank 202 of intermediate station from the base section of intermediate box.In the embodiment of this figure, the base portion of intermediate box part tilts obliquely on the throughput direction of material, and in this case, material is transported in service tank 202 at the base section one segment distance place apart from service tank.In the embodiment in figure 1, material shaping machine 210 drives and is arranged between service tank 202 and delivery pipe 100A by actuating device 211.By means of material shaping machine 210, refuse material can be compacted or be shaped by other means, to be suitable for better delivery duct.Intermediate station 200 can also not have material shaping machine (as shown in Figure 3).

Delivery pipe 100 mediate station and and junk point 300 between pipeline section 100A also can there is delivery pipe 63 and be arranged in the feed point 60 in these delivery pipes.

Partial vacuum producer 125A...125D and their actuating device 126A...126D are arranged in the junk point 300 in Fig. 1.In the embodiment in figure 1, there are four partial vacuum producers, its suction side can be passed through medium adaptor union (that is, by passage 123A...123D, 120,113A, 113B) and be connected to delivery duct 100 via the one or more disengagement gear 90A, the 90B that are arranged in junk point place.In Fig. 1, junk point has two disengagement gear 90A, 90B, and it can alternately be connected to delivery pipe by valve gear 110A.From valve gear, carry pipeline section 111A or 111B to guide in disengagement gear 90A, 90B one or another.Arrangement of valves device 114A, 114B in medium channel 113A, 113B, and this medium channel is arranged in the top section of described disengagement gear 90A, 90B.Medium channel 113A, 113B can further be connected to next medium channel 115 by valve gear 114A, 114B, and this next one medium channel is guided to particle separator 117.From the top section of particle separator 117, medium channel 120 guides forward, in this medium channel, has arranged the passage 123A...124D of the suction side that is directed to partial vacuum producer.Noise damper 127A...127D is via passage 128AB, 128CD, 129 and be arranged in the blowing side of partial vacuum producer in guiding to the path of freeing pipe 130.

By valve gear 113A, 113B, suction/the partial vacuum realizing by partial vacuum producer 125A...125D can be connected to desired disengagement gear 90A, 90B, and is advanced forward into conveying pipeline section 100A by the connection (valve 112A, 112B, conveying pipeline section 111A, 111B and triple valve 110A) of opening from disengagement gear to Material pipeline.

According to according to the present invention, first can empty one or more feed point 60 that was connected to a delivery pipe 63 of carrying pipeline section 100B, 100C, 100D, 100E in mass transport direction before intermediate station.In this case, when valve 205 is opened, the suction side of partial vacuum producer, from carrying pipeline section 100A to be connected with medium channel 204 forward via the intermediate box 201 of intermediate station 200, directly enters into forward described conveying pipeline section 100B...100E.

The partial vacuum realizing by partial vacuum producer in the suction side of pumping plant via the disengagement gear 90A in Fig. 1 to delivery duct 111A, 100A and via the medium channel 204 of intermediate station forward to carrying pipeline section 100B...100E to work, this partial vacuum is because the effect of pressure reduction has caused refuse material when valve 62 is opened to be transported to a delivery pipe via material shaping machine 64 from service tank 61, and be advanced forward into and carry pipeline section 100B...100E, and arrive the intermediate box 201 of intermediate station 200 along it, in intermediate box, refuse material is separated with transport air.

The in the situation that of Fig. 1, the service tank of feed point 60 is flushed into main feedline via a delivery pipe, and is advanced forward in the intermediate box 201 of intermediate station, until desired feed point is cleared.In system of the present invention, the valve 62 of the next feed point that be cleared was opened to a certain degree before the valve gear of the last feed point just having emptied is closed.In this case, may reduce the impact by emptying caused noise, and therefore can reduce possible injurious noise impact.

The quantity of propping up delivery pipe 63 depends on the size of system.Therefore can significantly more prop up delivery pipe 63 with the existence of comparing presenting in this figure, the quantity of the feed point 60 in a delivery pipe can change according to the needs in place.

When the feed point of desired amt has been cleared and when material has been transported to intermediate station 200, or in the time of when the refuse material of scheduled volume has been collected in intermediate station 200, in intermediate box 201 and/or in service tank 202, may be advanced to subordinate phase, in subordinate phase, material is transported to actual waste station 300 from intermediate station, enters into the disengagement gear 90A (or 90B) of junk point.Refuse material is transported to service tank 202 from intermediate box 201 by the feedway 208 being driven by actuating device 209.Valve gear 203 on throughput direction after service tank 202 and material shaping machine 210 is opened, and in this case, material moves to delivery pipe via material shaping machine 210 from service tank 202.In this case, in addition, the valve 207 in displaced air conduit 206 is opened, and the valve 205 of medium channel 204 is closed.

Refuse material moves to one or more disengagement gear 90A, the 90B of junk point 300 from intermediate station along delivery duct 100A, 111A or 111B, in disengagement gear, the material that transport is for example due to the decline of speed and separated with transport air due to operating on centrifugal force.Separated material is for example for example removed to, body feed tank 92A, 92B (being removed to litter-bin) or is further processed from disengagement gear 90A, 90B as required.Be connected with disengagement gear 90A, 90B be emptying apparatus 91A, 91B (, transfer device or waste compactor), by this transfer device or waste compactor, material is compacted into reduced size by compressing, and material is further transported in waste canister 92A, 92B thus.

The material of carrying can be directed in one of disengagement gear 90A, 90B by valve 110A.For example, according to material variety, material can be directed in disengagement gear 90A, the 90B and case 92A, 92B of expectation.Material type can be for example the kind of refuse, such as the refuse of classification, the refuse of recoverable, paper, glass, metal etc.

The particle separator 117 of Fig. 1 for example can be flushed in medium channel 119 by opening the valve 118 of its base section as required, and this medium channel Fig. 1 guides to one of disengagement gear 90A, 90B.

Fig. 2 shows a replacement scheme, and wherein two intermediate station 200A, 200B are arranged in delivery duct 100.In the figure, intermediate station 200A, 200B are connected to and carry between pipeline section 100A and 100B.The Reference numeral of the element of intermediate station is mainly corresponding to the Reference numeral in Fig. 1, but means that the letter of intermediate station sets up to these Reference numerals.A is used for the element of intermediate station 200A or the element that B is used for intermediate station 200B.Valve gear 212 was arranged in delivery duct, on the throughput direction of material before intermediate station 200A, 200B, and by this valve gear, the material that carry can be directed to move in any in intermediate station 200A or 200B.In the figure, valve in material by the position moving in the intermediate box 201A of intermediate station 200A.The material of carrying for example can be directed into intermediate box according to the kind that is just transferred material.Another replacement scheme is by using a plurality of intermediate boxs to increase the capacity of intermediate box, the mode that these intermediate boxs can be expected and filled and empty.In Fig. 2, exist and the service tank 202A of material station 200A, 200B, material shaping machine 210A, the 210B that 202B is connected, but intermediate box also can be dependent on applicable cases and there is no material shaping machine.

Fig. 3 shows an embodiment, and it is mainly corresponding to the system of Fig. 1.The key distinction is: the intermediate station 200 of Fig. 3 is a kind of intermediate stations without the type of coupled material shaping machine.In this case, according to this embodiment, likely, the conveying pipeline section 100A from intermediate station 200 to junk point 300 must form its diameter than before intermediate station, at least the conveying pipeline section when being connected with feed point 60 is larger at material shaping machine 64.

Fig. 4, for its part, shows an embodiment, the material shaping machine not wherein being connected with feed point 60.In this case, when valve 62 is opened, material 68 is directly supplied to a delivery pipe 63 from the service tank 61 of feed point, and the partial vacuum realizing by the partial vacuum producer of pneumatic material conveying system works in a delivery pipe.

Fig. 5 shows the another embodiment of system of the present invention, wherein has two intermediate station 200A, 200B.There are two conveying pipeline sections of guiding to junk point 300 from intermediate station 200A, 200B.From the first intermediate station 200A be the first conveying pipeline section 100AA, it can at least be connected in two disengagement gear 90A, 90B according to Fig. 5.From the second intermediate station 200B be the second conveying pipeline section 100AB, it can at least be connected to another in two disengagement gear 90A, 90B.In the embodiment of Fig. 5, first carries pipeline section 100AA to guide to the first disengagement gear 90A from the first intermediate station 200A.Second carries pipeline section 100AB to guide to the second disengagement gear 90B from the second intermediate station 200B.This can realize feed point 60 and empty for example the first intermediate station 200A, enter in the intermediate box 201A of the first intermediate station, and body feed tank, intermediate box 210B and/or the service tank 202B of the second intermediate station 200B can be flushed into the second disengagement gear 90B along the second conveying pipeline section 100AB simultaneously.

According to the present invention, first can empty the one or more feed points 60 that were connected to a delivery pipe 63 of carrying pipeline section 100B, 100C, 100D, 100E in mass transport direction before intermediate station 200A.In this case, the suction side of partial vacuum producer, from carrying pipeline section 100AA to be connected with medium channel 204A via the intermediate box 201A of intermediate station 200A forward, is at least directly connected to forward in described conveying pipeline section 100B...100E when valve 205A is to open.

The partial vacuum realizing by partial vacuum producer in the suction side of pumping plant via the disengagement gear 90A in Fig. 1 at delivery duct 111A, in 100AA and arrive via the medium channel 204A of intermediate station forward and carry pipeline section 100B...100E and work, this partial vacuum is because the effect of pressure reduction causes refuse material to be transported to a delivery pipe via material shaping machine 64 from service tank 61, when valve 62 is to open, be advanced forward into and carry pipeline section 100B...100E, and along carrying pipeline section to enter into the intermediate box 201A of intermediate station 200A, in intermediate box, refuse material is separated with transport air.

The in the situation that of Fig. 5, be cleared for second case of intermediate station 200B, meanwhile the case of the first intermediate station 200A is filled.In this subordinate phase, material is transported to actual waste station 300 from intermediate station 200B, enters into the disengagement gear 90B of junk point.Material is transported in service tank 202B by the actuating device 208B being driven by actuating device 209B from intermediate box 201B.Valve gear 203B on throughput direction after service tank 202B and material shaping machine 210B opens, and in this case, material is transferred to delivery pipe 100AB via material shaping machine 210B from service tank 202B.In this case, the valve 207B in displaced air conduit 206B is opened in addition, and the valve 205B of medium channel 204B is closed.

Refuse material moves to one or more disengagement gear 90A, the 90B of junk point 300 from intermediate station along delivery duct 100A, 111A or 111B, in this disengagement gear, the material that transport is for example due to the decline of speed and separated with transport air due to operating on centrifugal force.Separated material is for example for example removed to, material container 92A, 92B (removing to waste canister) as required from disengagement gear 90A, 90B, or is further processed.That be connected with disengagement gear 90A, 90B is emptying apparatus 91A, 91B, for example, transfer device or waste compactor, by this transfer device or waste compactor, material is compacted to reduced size by compressing, and material is further transported in litter-bin 92A, 92B thus.

When completing this stage, valve 203B can be closed, and the valve 205B of medium channel 204B can be opened.Valve 212 can be changed to along carrying pipeline section 100B ... the refuse material that 100E comes in is directed in the second intermediate station 200B.The valve 205A of the medium channel 204A of the first intermediate station is closed, and the valve 207A of displaced air conduit 206A is opened.When on throughput direction, the valve 203A after service tank and material shaping machine is opened, material can be transported to from the first intermediate station 200A the disengagement gear 90A of junk point 300.

In the embodiment of Fig. 5, the case of two different intermediate station 200A, 200B also can be flushed in different disengagement gear 90A, 90B along carrying pipeline section 100AA, 100AB simultaneously.In this case, valve 205A, the 205B of the medium channel 204A of two intermediate stations, 204B are closed.Valve 207A, the 207B of displaced air conduit 206A, 206B are opened.Guide to the conveying pipeline section 100AA of intermediate station 200A, 200B, the passage of 100AB is opened, that is, valve 203A and 203B open.

Self partial vacuum generating means of two intermediate boxs and at least one partial vacuum producer 125A...125D of described equipment; 125E...125H can be used for realizing translocation.The suction side of at least one partial vacuum producer 125A...125D of first's vacuum generating device is connected to the first disengagement gear 90A via pipeline 120A, 115A, 113A, and this first disengagement gear is connected to the first pipeline section 100AA of delivery duct via pipeline 111A.Correspondingly, the suction side of at least one partial vacuum producer 125E...125H of second portion vacuum generating unit is via pipeline 120B, 115B, 113B and be connected to the second disengagement gear 90B, and this second disengagement gear is connected to the second pipeline section 100AB of delivery duct via pipeline 111B.

In the embodiment of accompanying drawing, displaced air is propped up coupling and is arranged the pipeline section 100E for delivery of pipeline, and this displaced air is propped up coupling and is provided with filtering installation 103 and valve gear 102.For example when will be in delivery duct during convey materials, valve gear 102 be opened, and the valve 66 of the valve 62 of supply station 60 or a delivery pipe is closed.

In Fig. 5, all partial vacuum producers can be connected to from the suction side of same disengagement gear and work by opening valve 116 in passage 115A, 115B.

In the embodiment of Fig. 5, there are two disengagement gear 90A, 90B, material can be transported in these two disengagement gears in controlled mode.In the embodiment of Fig. 5, these refuses are used for both to carry the partial vacuum producer 125A...125D of self and 125E...125H to be directed into different disengagement gear 90A, 90B by use.This can realize fast speed and operate simultaneously.

In the embodiment of Fig. 1-5, the partial vacuum producer that is used to form partial vacuum comprises a plurality of unit.By means of them, in delivery duct and/or in its part, produce partial vacuum required in transported material.Each in these unit comprises the partial vacuum producer 125A...125H being driven by actuating device 126A...126H.The suction side of partial vacuum producer can be connected to delivery duct 100,100A, 100AA, 100AB via disengagement gear 90A, 90B.The blowing side of partial vacuum producer 125A...125H for their parts, can be connected to via circuit 128AB, 125CD, 128EF, 128GH and blow air onto in egress line 129,130 in the embodiment of this figure.Chart with reference to the accompanying drawings shows pumping plant as partial vacuum producer, wherein in Fig. 5, exists and always has eight pumping plants.In the embodiment of Fig. 1-4, all there are four as the pumping plant of partial vacuum producer.According to the embodiment of system, can also exist than shown in more or less partial vacuum producer.

According to intermediate station of the present invention, comprise intermediate box 201, this intermediate box can be connected to delivery duct, and material is supplied to intermediate box from this delivery duct.In intermediate station, service tank 202 is for being supplied to delivery pipe by material from intermediate station.Service tank is for example columniform vertical container, and its bottom narrows down towards mouth in funnel-form mode, and material is fed into delivery duct from this mouth.Material for example, by conveyer 208 (passing through conveyor screw) from intermediate box towards intermediate box and between service tank supply hole carry.

Fig. 6,7 and 8 shows another embodiment of the present invention, and wherein intermediate station 200 also has intermediate box 201 and service tank 202.Is at least two delivery pipe 111A, 111B and selector valve 110A between intermediate station 200 and junk point 300, this selector valve is multiway valve, transport path from intermediate station 200 to junk point 300 can be connected to separator 90A, the 90B of the expectation of junk point by this selector valve, and is connected to forward partial vacuum producer.In the embodiment of Fig. 6, the partial vacuum producer 125A of junk point and the suction side of 125B are connected to disengagement gear 90A, 90B via medium channel, and be connected to forward pipeline 111A, 111B, joint is connected to the intermediate box 201 of intermediate station 200 from these two pipelines.Joint is connected to change-over valve 110A from the first disengagement gear 90A, 90B via pipeline 111A, this change-over valve be arranged in this embodiment intermediate station 200 near.Intermediate station 200 comprises service tank 202, and joint is connected to this service tank 202 from intermediate box 201.In the embodiment of this figure, service tank 202 is feeder passages of material shaping machine 210.Carry pipeline section 100A to arrange from service tank 202 to change-over valve 110A.By change-over valve 110A, it can be selected as conveying pipeline section 100A to be connected to which pipeline section 111A, 111B.In the figure, carry pipeline section 100A to be connected to the pipeline section 111A from the first separator 90A.In this case, via the first disengagement gear 90A, the swabbing action/partial vacuum realizing by partial vacuum producer works forward via carrying pipeline section 111A, 100A in the service tank 202 of intermediate station and intermediate box 201.Conveying pipeline section 111B from the second disengagement gear is connected to medium channel 204, and this medium channel is arranged in the top section of intermediate box 201 of intermediate station.Valve 205 in medium channel 204 is opened, in this case, the partial vacuum of partial vacuum producer can be also via the second disengagement gear 90B, carry pipeline section 111B and medium channel and work in the intermediate box 201 of intermediate station 200.Delivery pipe 100 is connected to intermediate box, comprises that a delivery pipe 63 of feed point 60 is along the side arrangement of delivery pipe.From the intermediate box of intermediate station, the swabbing action being realized by partial vacuum producer further works and works in the delivery pipe along delivery pipe side arrangement in delivery pipe 100.

In this operational phase, along the service tank 61 of the feed point 60 of the side arrangement of delivery pipe 100, be cleared.In Fig. 6, the service tank 61 use arrows of the feed point 60 being just cleared indicate.From the service tank 61 of feed point, material is transported to a delivery pipe 63 and is fed forward in delivery pipe 100, and material moves to the intermediate box 201 of intermediate station from this delivery pipe.In intermediate box, material 68 is separated with transport air.

The operation of the intermediate station that Fig. 7 shows the embodiment of the present invention in this operational phase.The layout of supply hole and the layout points of service tank 202 between the shape of the intermediate box 201 of intermediate station 200, the layout that enters into the delivery pipe 100 of intermediate box 201, intermediate box 201 and service tank 202 are arranged according to the second embodiment.Delivery pipe 100 enters input hole in intermediate box 201 and the supply hole between intermediate box 201 and service tank 202 is arranged in fact in the same section of intermediate box part 201.In this embodiment, service tank 202 is arranged downwards from the supply hole being formed on the base portion of intermediate box 202.The input hole that delivery pipe enters into intermediate box 201 is arranged in intermediate box, and the supply hole that enters into service tank 202 is arranged in the same end part of intermediate box, from supply hole, makes progress.

According to an embodiment, the input hole that delivery pipe 100 enters into intermediate box 201 is arranged in the horizontal direction to a certain degree the material just being conducted is directed into intermediate box.In this case, material 68 is transmitted to intermediate box from input hole towards the relative wall 201' of intermediate box 201.For material is transmitted to intermediate box and for this material of compacting from input hole 100' further, in the embodiment of this figure, the feedway 208 in intermediate box is configured to mass transport away from input hole 100' and/or away from the supply hole between intermediate box and service tank.Feedway 208 can be for example to supply with screw machine, and the refuse material 68 in intermediate box is carried/is transported to backward in rear portion, preferred towards the wall 201' in contrast to intermediate box.Therefore the supply campaign causing on refuse material by feedway 208 also causes material towards its rear wall 201', to move in intermediate box 201, in this case, the rear wall of intermediate box 201' forms initially and is inclined upwardly from the base portion part (with angle [alpha]) of intermediate box, then it is vertical to become, and makes this materials overturning in intermediate box 201.Fig. 8 has described the mass transport making progress via its rear wall 201' by arrow, in this case, it can fill full intermediate box 201 effectively.Meanwhile, waste materials is compacted by feedway 208, in this case, than the situation that there is no compacting, makes waste materials can install to more intermediate box 201.According to an embodiment who has according to a kind of structure of the present invention, than the situation that there is no compacting, the refuse that even twice is many can install in intermediate box part.

In the embodiment of Fig. 7, the swabbing action of partial vacuum producer works in intermediate box 201 via separator 90A, delivery pipe 111A, delivery pipe 100A and service tank 202, and also via the second separator 90B, delivery pipe 111B, medium channel 204 and work in intermediate box 201.In this case, swabbing action extends to intermediate box 201 from delivery pipe 100, enters into feed point.In this case, material can be transported to the intermediate box 201 of intermediate station 200 from feed point in above-mentioned path.

Fig. 8 has presented the operational phase of intermediate station for its part, and wherein material 68 is fed forward to delivery pipe 100A from intermediate station 200.When expectation is when transfer out refuse material from intermediate box 201, feedway 208 so use so that its by refuse material towards the supply hole conveying between intermediate box 201 and service tank 202, from this by refuse mass transport in service tank 202.Feedway 208 in the embodiment of Fig. 8 is to supply with screw machine, and the rotation defence line direction of supplying with screw machine has changed to the operational phase of Fig. 7, with the operational phase in contrast to Fig. 8.In the operational phase of Fig. 8, with arrow, material 68 is shown and towards supply hole, moves and move forward to the motion in service tank 202 in intermediate box.

Be transmitted to that refuse material in service tank 202 is conducted forward and by rotary former 210 and processed, this rotary former is arranged in the base section of service tank part, material is transmitted to supply hole from service tank 202, and described supply hole is the delivery orifice of service tank 202 simultaneously.

In the embodiment of Fig. 6-8, service tank 202 is supplying ducts of rotary former 210, and refuse material is transmitted to the supply hole of rotary former 210 from this supplying duct, and is transmitted to forward in delivery pipe 100A after processing.

When having in Fig. 7 and 8 of valve gear 110A, while being being in the accompanying drawings connected to joint in delivery pipe 100A and being opened from the suction side of partial vacuum producer of exhaust tube of intermediate box, material is from the service tank 202 of intermediate box via delivery orifice and rotary former 210 and move to delivery duct 100A, and in delivery duct, partial vacuum at least works in the moment that empties service tank 202.In this case, material moves in delivery pipe 110A and is advanced forward in the delivery pipe 111A that arrives at separator 90A.Existence is connected to the joint displaced air conduit 206 from the top section of the intermediate box 201 of intermediate station.Preferably, intermediate box is included near the wall for seeing through air of input hole of displaced air conduit.Emptying in the stage of intermediate box, the valve 207 in displaced air conduit 206 is also opened, and the valve 205 of medium channel 204 is closed.In this case, displaced air has realized via displaced air conduit to entering in intermediate box.

The scheme of Fig. 6-8 is very suitable for some embodiment of the fed distance very long (typically some kms) from feed point to junk point.Along with lengthening distance, intermediate station can be arranged between feed point and junk point; This attached picture in picture at Fig. 9 a, 9b and 10a, 10b, 10c is released.

Fig. 9 a and 9b show an embodiment with summary diagrammatic, and wherein intermediate station 200 is arranged between feed point 60 and junk point 300.When Fig. 9 a shows and starts feed point 60 empty and schematically illustrated refuse to the transportation of intermediate station 200.In this case, the swabbing action realizing by partial vacuum producer at junk point 300 places is transmitted to intermediate station 200 via many pipelines.In Fig. 9 a, 9b, 10a, 10b, 10c, the conveying of refuse illustrates by arrow, and the conveying in the pipe of suction/air amount illustrates by continuous lines, and pipe not in operation/operating state is shown in broken lines.

In Fig. 9 a, the delivery pipe of feed point 60 is L1 to the distance of intermediate station 200.According to an embodiment, this distance L 1 is quite long, typically is some kms, for example 2-4km.Distance between intermediate station 200 and junk point 300 is L2.Distance L 2 is quite long according to an embodiment, typically is some kms, for example 2-3km.Parallel pipe (such as delivery pipe) arranges that between intermediate station 200 and junk point 300, the swabbing action being realized by the partial vacuum producer of junk point via these pipes is directed into intermediate station 200.The in the situation that of Fig. 9 a, many pipes have been used, typically, swabbing action/partial vacuum is directed into intermediate station 200 via delivery pipe, and in Fig. 9 a from intermediate station 200 be directed to forward with intermediate station and junk point between the pipe quantity that exists compare the delivery pipe for feed point of negligible amounts.According to Fig. 9 a, to the suction of intermediate station, by two pipes, realize, and with a delivery pipe, empty feed point 60 and for refuse is transported to intermediate station 200 from feed point at every turn.

According to Fig. 9 b, refuse is transported to junk point from intermediate station 200 along a pipe, in this case, does not use another delivery pipe.

Figure 10 a-10c is reduced graph, its figure released than before the larger system of system, in these accompanying drawings, the fed distance from point of delivery 60 farthest to junk point 300 can be very long, in the scope of 5-10km.In the embodiment of Figure 10-10c, two continuous intermediate stations 200 (1), 200 (2) are arranged between feed point 60 and junk point 300.The distance L 1 of feed point 60 distance the first intermediate stations 200 (1) is quite long, typically is some kms, for example 2-3km.On the throughput direction of material, the distance L 2 between the first intermediate station 200 (1) and the second intermediate station 200 (2) is also quite long, typically is some kms, for example 2-4km.On the throughput direction of refuse, the distance between the second intermediate station 200 (2) and junk point 300 is quite long, typically is some kms, for example 2-5km.In the embodiment of Figure 10 a-10c, between junk point 300 and the second intermediate station 200 (2), there are three parallel pipes.Between the second intermediate station 200 (2) and the first intermediate station 200 (1), there are two parallel pipes.The first intermediate station 200 (1) and the root delivery pipe that between feed point 60, existence will be used at every turn farthest.According to Figure 10 a, when feed point 60 is cleared and when material is transported to the first intermediate station 200 (1) from feed point, with reference to the accompanying drawings, with three pipes, the swabbing action of the partial vacuum producer of junk point 300 is delivered to the second intermediate station 200 (2) from junk point 300, use two pipes to be delivered to the first intermediate station 200 (1) from the second intermediate station 200 (2), and use a delivery pipe that material is transported to the first intermediate station 200 (1) from feed point 60 at every turn.

Therefore,, according to Figure 10 b, when being transported to the material of the first intermediate station 200 (1) and being fed forward to the second intermediate station 200 (2), only a Material pipeline is for being transported to the second intermediate station by material from the first intermediate station.The swabbing action of the partial vacuum producer of junk point 300 is passed to the second intermediate station 200 (2) by three pipes.

The in the situation that of Figure 10 C, the material being collected in the second intermediate station 200 (2) is used a delivery pipe at every turn and is transported to junk point.

According to Figure 10 a-10c, with the pipe off-duty of dotted line sign.

According to Figure 10 A-10C, when centre stands in while being arranged between feed point and junk point on throughput direction, many parallel pipes intermediate station at least is up to date used for transmitting swabbing action, at least when material transfers out or is transported to nearest intermediate station or during than its farther intermediate station from intermediate station from the farther feed point of the intermediate station than nearest.

When there is a plurality of continuous intermediate station in a direction of feed between feed point and junk point, and when material is transported to than the farther intermediate station of nearest intermediate station from feed point or intermediate station, than from junk point to nearest intermediate station, the parallel pipe of lesser amt is for transmitting swabbing action from nearest intermediate station.

According to an embodiment, equally likely do not increase the quantity of the pipe between junk point and nearest intermediate station, according to an embodiment, diameter that can enlarged tube, that is to say, than nearest intermediate station and apart from the pipe between its intermediate station far away, can be at junk point and between the intermediate station of close junk point, use and there is larger-diameter pipe, it has with intermediate station far away compares larger successively caliber with the caliber between feed point.

According to the second embodiment, likely, the horsepower output of capable of regulating pumping plant, in this case, can change suction power/blowing power of realizing by different pumping plants as required.

According to system of the present invention, can in very many dissimilar embodiment, use.Typically, in some distances, with respect to the fed distance of junk point feed point farthest, as measured along delivery pipe, be several kms, typically or even some kms.When spent material shaping machine in feed point 60 and/or in intermediate station 200 64,210, the caliber of delivery pipe 100,100A, 100B, 100C, 100D, 100E is quite little, and having reached can be for example, with traditional caliber (caliber within the scope of about 200-300mm) comparable.

By means of these embodiment, will obtain significant saving, this is because the diameter of delivery pipe is less and less for delivery of the required conveying amount of air of material.

Therefore, the present invention relates to a kind of method for pneumatic material conveying system, all waste conveying systems in this way of this pneumatic material conveying system, this pneumatic material conveying system comprises: at least one material feed point 60, more particularly refuse material feed point; The delivery pipe 100 of material, it is connected to feed point 60; At least one disengagement gear 90A, 90B, the material that will transport in this at least one disengagement gear is separated with transport air; And at least at the device flowing for realizing pressure reduction and/or transport air during material transportation, should comprise at least one partial vacuum producer 125A...125H for realizing the device of pressure reduction and/or transport air stream in delivery pipe.In the method, in first stage, by means of by being arranged in feed point 60 and disengagement gear 90A, intermediate station 200 between 90B, 200A, at least one case space 201 of 200B, 201A, 201B, 202, 202A, suction/pressure reduction that at least one partial vacuum producer 125A...125H in 202B realizes and/or transport air flow and material are transported to delivery pipe 100 from feed point 60, 100A, 100B, 100C, 100D, in 100E, and in the subordinate phase of the method, by means of suction/pressure reduction of being realized by least one partial vacuum producer 125A...125H and/or transport air, flow and will in the stage before, be transported to intermediate station 200, 200A, at least one case space 201 of 200B, 201A, 201B, 202, 202A, mass transport in 202B is to disengagement gear 90A, in 90B or be transported in the second intermediate station.

According to an embodiment, in method, at least two parallel intermediate station 200A, 200B are arranged in main feedline, the mass transport that will transport, in the case space 201A of these intermediate stations, 201B, 202A, 202B, and is transported to material at least one disengagement gear 90A, 90B from these intermediate stations.

According to an embodiment, in the method, at least two continuous intermediate stations 200,200 (1), 200 (2) are arranged in main feedline, transport material in the case space of these intermediate stations, and in subordinate phase, material is transported at least one disengagement gear 90A, 90B from least lucky last case space on the throughput direction of material.

According to an embodiment, in the first stage of the method, only by carrying pipeline section convey materials, this carries pipeline section on the direct of travel of material between the first intermediate station 200 on feed point 60 and the throughput direction at material at least, 200A, 200B, 200 (1), and material simultaneously not by conveying pipeline section 100A, 100AA, 100AB from the first workstation 200,200A, 200B and/or be transported to disengagement gear 90A, the 90B of junk point 300 from the second workstation 200 (2).

According to an embodiment, material is transported to disengagement gear 90A, 90B along himself conveying pipeline section 100A, 100AA, 100AB from each intermediate station 200,200A, 200B.

According to an embodiment, when there is a plurality of intermediate station 200A, 200B, material is transported in the case space of an intermediate station a plurality of intermediate station 200A, 200B from feed point 60, and the material being collected in before in the case space of another intermediate station in a plurality of intermediate station 200A, 200B is transported to disengagement gear 90A, 90B from described intermediate station 200A, 200B in fact simultaneously.

According to an embodiment, when material is transported to intermediate station from feed point, the swabbing action of partial vacuum producer realizes by guiding to many parallelpipeds of intermediate station in intermediate station.

According to an embodiment, if a plurality of intermediate stations are arranged in continuously in delivery duct in mass transport direction, than guiding to next intermediate station 200 (1) against mass transport direction from nearest intermediate station 200 (2), more are introduced to compared with the intermediate station of close part vacuum generator 200 (2) for realizing the parallelpiped of swabbing action.

According to an embodiment, from the service tank 61 of feed point 60, be transmitted to a delivery pipe 63 or the material that is directed to delivery duct is processed by building mortion 64, for example by rotary former, process.

According to an embodiment, the material being transmitted to delivery duct 100,100A, 100AB, 111A, 111B from service tank 202,202A, the 202B of intermediate station is processed by building mortion 210, for example, by rotary former, process.

According to an embodiment, in the method, in first stage, the suction side of partial vacuum producer connects in intermediate box 201 at intermediate station, 201A, 201B and works, for example, in the top section of intermediate box, work.

According to an embodiment, in the method, at first stage, the suction side of partial vacuum producer connects into via many parallelpiped 111A, 111B and works in intermediate box 200 or some intermediate boxs 200 (1), 200 (2).In this case, especially loss of pressure effect can significantly reduce, and can carry out the long distance conveying of system.

According to an embodiment, in subordinate phase, the suction side of partial vacuum producer connect into direction from carrying pipeline section 100A, 100AA, 100AB to outlet side intermediate box, work in service tank 202,202A, 202B.

According to an embodiment, in subordinate phase, by displaced air conduit 206,206A, 206B, displaced air is directed in intermediate station.

According to an embodiment, in the method, material is fed from material feed point 60, these material feed points are refuse feed points, such as litter-bin or garbage chute.

According to an embodiment, the feed point farthest in mass transport direction of measuring along delivery pipe is some kms to the distance L 1 of the first intermediate station, typically about 1-4 km.

According to an embodiment, the disengagement gear from intermediate station to junk point in mass transport direction of measuring along delivery pipe or be some kms to distance L 2, the L3 near the second intermediate station of junk point, typically about 1-4 km.

The present invention also aims to a kind of pneumatic material conveying system, waste conveying system for example, this material-transporting system comprises: at least one material feed point 60, more particularly refuse material feed point; The delivery pipe 100 of material, it can be connected to feed point 60; At least one disengagement gear 90A, 90B, the material that will transport in described at least one disengagement gear is separated with transport air; And at least at the device flowing for realizing pressure reduction and/or transport air during material transportation, should comprise at least one partial vacuum producer 125A...125H for realizing the device of pressure reduction and/or transport air stream in delivery duct 100.In this system, comprise at least one case space 201, 201A, 201B, 202, 202A, at least one intermediate station 200 of 202B, 200A, 200B is arranged in delivery pipe, this case space can be connected to and be positioned at feed point 60 and disengagement gear 90A, delivery pipe between 90B, and in this system, material is constructed at first from feed point 60 along delivery duct, to be transported to intermediate station 200 by means of suction/pressure reduction of realizing by least one partial vacuum producer 125A...125H and/or transport air stream in delivery pipe, 200A, in 200B, be transported to the case space 201 of intermediate station, 201A, 201B, 202, 202A, in 202B, and in this system, in subordinate phase, to be transported to intermediate station 200, 200A, material in 200B is configured to be transported to disengagement gear 90A by means of suction/pressure reduction of being realized by least part of vacuum generator 125A...125H and/or transport air stream, in 90B or be transported in the second intermediate station 200 (2).

According to an embodiment, at least two parallel intermediate station 200A, 200B are arranged in main feedline, the material transporting is configured to be transported in the case space 201A, 201B, 202A, 202B of these intermediate stations, and material is constructed to be fed forward at least one disengagement gear 90A, 90B from these intermediate stations.

According to an embodiment, at least two continuous intermediate stations 200,200 (1), 200 (2) are arranged in main feedline, transport material in the case space of these these intermediate stations, and in subordinate phase, material is transported at least one disengagement gear 90A, 90B from least lucky last intermediate station on mass transport direction.

According to an embodiment, intermediate station comprises intermediate box 201,201A, 201B, service tank 202,202A, 202B and conveyer device 208, the all auger loaders in this way of conveyer device, this conveyer device is configured to material to be transported to service tank 202,202A, 202B from intermediate box 201,201A, 201B.

According to an embodiment, this system comprises building mortion 64, such as rotary former, for the treatment of being transmitted to the material delivery pipe from the service tank 61 of feed point 60.

According to an embodiment, all rotary former in this way of building mortion 210, this building mortion is arranged in intermediate station, for the treatment of to being transmitted to from the case of intermediate station 200,200A, 200B the material delivery pipe.

According to an embodiment, this system is included in a plurality of parallel conveying pipeline section 100A, the 100AA at least partly between intermediate station 200,200A, 200B and disengagement gear; 100AB.

According to an embodiment, when material is transported to intermediate station from feed point, the swabbing action of partial vacuum producer is configured to by guiding to many parallelpipeds of intermediate station, realize in intermediate station.

According to an embodiment, if a plurality of intermediate stations are arranged in continuously in delivery duct in mass transport direction, than guiding to next intermediate station 200 (1) against mass transport direction from nearest intermediate station 200 (2), more are introduced to compared with the intermediate station of close part vacuum generator 200 (2) for realizing the parallelpiped of swabbing action.

According to an embodiment, in this system, material is configured to be transported to disengagement gear 90A, 90B along himself conveying pipeline section 100A, 100AA, 100AB from each intermediate station 200,200A, 200B.

According to an embodiment, intermediate station comprises displaced air conduit 206,206A, 206B, is furnished with valve gear 207,207A, 207B in displaced air conduit.

According to an embodiment, intermediate station comprises medium channel 204,204A, 204B, this medium channel extends to the case space of intermediate station 200,200A, 200B from the delivery pipe between intermediate station and disengagement gear, more particularly extend in the top section of intermediate box 201,201A, 201B, in this medium channel, be furnished with valve gear 205,205A, 205B.

According to an embodiment, material feed point 60 is refuse feed points, all litter-bins in this way or garbage chute.

The discharge-service valve of feed point is opened and closed, so that have the suitable larger material of appropriate size, from feed point, moves to delivery pipe.Material is given and is fed from feed point, and such as feeding from litter-bin or garbage chute, and after it fills up, discharge-service valve is opened automatically or manually.

It will be apparent to one skilled in the art that the present invention does not limit embodiment as mentioned above, but it can change within the scope of the following claims.The feature that may be present in specification sheets can be used together with further feature, if necessary, also can use independent of one another.

Claims (30)

1. for a method for pneumatic material conveying system, all waste conveying systems in this way of described pneumatic material conveying system, this pneumatic material conveying system comprises: at least one material feed point (60), more particularly refuse material feed point, the delivery pipe of material (100), it can be connected to feed point (100), at least one disengagement gear (90A, 90B), the material that transport is separated with transport air in described at least one disengagement gear, and at least at the device flowing for realizing pressure reduction and/or transport air in delivery pipe during material transportation, should comprise at least one partial vacuum producer (125A...125H) for realizing the device of pressure reduction and/or transport air stream, it is characterized in that, in the method, in first stage, be arranged in feed point (60) and disengagement gear (90A, intermediate station (200 90B), 200A, at least one case space (201 200B), 201A, 201B, 202, 202A, 202B), by means of suction/pressure reduction of being realized by least one partial vacuum producer (125A...125H) and/or transport air, flow and material is transported to delivery pipe (100 from feed point (60), 100A, 100B, 100C, 100D, 100E), and in the subordinate phase of the method, by means of suction/pressure reduction of being realized by described at least one partial vacuum producer (125A...125H) and/or transport air stream and will be transported to intermediate station (200 in the stage before, 200A, described at least one case space (201 200B), 201A, 201B, 202, 202A, mass transport 202B) is to disengagement gear (90A, 90B) or be transported in the second intermediate station.

2. the method for claim 1, it is characterized in that, in the method, at least two parallel intermediate stations (200A, 200B) are arranged in main feedline, make the mass transport that will transport in the case space (201A, 201B, 202A, 202B) of described at least two parallel intermediate stations, and material is transported to described at least one disengagement gear (90A, 90B) from described at least two parallel intermediate stations.

3. the method for claim 1, it is characterized in that, in the method, at least two continuous intermediate stations (200,200 (1), 200 (2)) are arranged in main feedline, described in transporting material in the case space of at least two continuous intermediate stations, and in subordinate phase by material from the throughput direction of material at least just last intermediate station be transported in described at least one disengagement gear (90A, 90B).

4. the method as described in any one in claim 1-3, it is characterized in that, in the first stage of the method, material is only carried by the conveying pipeline section between at least the first intermediate station in feed point (60) and mass transport direction in mass transport direction (200,200A, 200B, 200 (1)), and material is not simultaneously by carrying pipeline section (100A, 100AA, 100AB) from the first intermediate station (200,200A, 200B) and/or being transported to the disengagement gear (90A, 90B) of junk point (300) from the second intermediate station (200 (2)).

5. method as claimed in claim 1 or 2, is characterized in that, the conveying pipeline section (100A, 100AA, 100AB) by material from each intermediate station (200,200A, 200B) along himself and being transported to disengagement gear (90A, 90B).

6. the method as described in any one in claim 1-5, wherein, when there are a plurality of intermediate stations (200A, 200B), material is transported in the case space of an intermediate station described a plurality of intermediate station (200A, 200B) from feed point (60), and in fact simultaneously by before the material collected in the case space of another intermediate station in described a plurality of intermediate station (200A, 200B) from described another intermediate station (200A, 200B), be transported to disengagement gear (90A, 90B).

7. the method as described in any one in claim 1-5, is characterized in that, when material is transported to intermediate station from feed point, realizes the swabbing action of partial vacuum producer in intermediate station by being directed to many parallelpipeds of intermediate station.

8. method as claimed in claim 7, it is characterized in that, if a plurality of intermediate stations are arranged in continuously in delivery duct in mass transport direction, than against mass transport direction from nearest intermediate station (200 (2)) to next intermediate station (200 (1)), more are introduced to compared with the intermediate station of close part vacuum generator (200 (2)) for realizing the parallelpiped of swabbing action.

9. the method as described in any one in claim 1-8, it is characterized in that, the material that will be transmitted to from the service tank (61) of feed point (60) delivery pipe (63) or be transmitted to delivery duct is processed by building mortion (64), such as processing by rotary former.

10. method as claimed in any one of claims 1-9 wherein, it is characterized in that, the material that will be transmitted to delivery duct (100,100A, 100AA, 100Ab, 111A, 111B) from the service tank of intermediate station (202,202A, 202B) is processed by building mortion (210), such as processing by rotary former.

11. methods as described in any one in claim 1-10, it is characterized in that, in the method, in first stage, the suction side of partial vacuum producer connects in intermediate box at intermediate station (201,201A, 201B) and works, such as working in the top section of intermediate box.

12. methods as claimed in claim 11, it is characterized in that, in the method, in first stage, the suction side of partial vacuum producer connects into via many parallelpipeds (111A, 111B) and works in an intermediate box (200) or some intermediate boxs (200 (1), 200 (2)).

13. methods as described in any one in claim 1-12, it is characterized in that, in subordinate phase, the suction side of partial vacuum producer connect into from carry pipeline section (100A, 100AA, 100AB) direction to outlet side intermediate box, work in service tank (202,202A, 202B).

14. methods as described in any one in claim 1-13, is characterized in that, in subordinate phase, by displaced air conduit (206,206A, 206B) and displaced air is transmitted in intermediate station.

In 15. methods as described in any one in claim 1-14, it is characterized in that, in the method, from material feed point (60), feed material, described material feed point is refuse feed point, such as litter-bin or garbage chute.

16. methods as described in any one in claim 1-15, is characterized in that, the distance (L1) from feed point farthest on mass transport direction to the first intermediate station of measuring along delivery pipe is some kms, is typically about 1-4 km.

17. methods as described in any one in claim 1-16, it is characterized in that, on the throughput direction of material, the disengagement gear from intermediate station to junk point of measuring along delivery pipe or be some kms to the distance (L2, L3) near the second intermediate station of junk point, is typically about 1-4 km.

18. 1 kinds of pneumatic material conveying systems, all waste conveying systems in this way of described pneumatic material conveying system, described material-transporting system comprises: at least one material feed point (60), more particularly refuse material feed point, the delivery pipe of material (100), it can be connected to feed point (60), at least one disengagement gear (90A, 90B), the material that transport is separated with transport air in described at least one disengagement gear, and at least at the device flowing for realizing pressure reduction and/or transport air in delivery pipe (100) during material transportation, should comprise at least one partial vacuum producer (125A...125H) for realizing the device of pressure reduction and/or transport air stream, it is characterized in that, in this pneumatic material conveying system, comprise at least one case space (201, 201A, 201B, 202, 202A, at least one intermediate station (200 202B), 200A, 200B) be arranged in delivery pipe, this case space can be connected to feed point (60) and disengagement gear (90A, delivery pipe 90B), and in this pneumatic material conveying system, material is configured to by means of suction/pressure reduction of realizing by least one partial vacuum producer (125A...125H) and/or transport air stream, from feed point (60), along delivery duct, be transported to intermediate station (200 at first in delivery pipe, 200A, 200B), be transported to the case space (201 of intermediate station, 201A, 201B, 202, 202A, 202B), and in this pneumatic material conveying system, in subordinate phase, be transported to intermediate station (200, 200A, material 200B) is configured to be transported to disengagement gear (90A by means of suction/pressure reduction of being realized by least part of vacuum generator (125A...125H) and/or transport air stream, 90B) or be transported in the second intermediate station (200 (2)).

19. pneumatic material conveying systems as claimed in claim 18, it is characterized in that, at least two parallel intermediate stations (200A, 200B) are arranged in main feedline, described in the material transporting is configured to be transported in the case space (201A, 201B, 202A, 202B) of at least two parallel intermediate stations, and material is configured to be fed forward to described at least one disengagement gear (90A, 90B) from described at least two parallel intermediate stations.

20. pneumatic material conveying systems as described in claim 18 or 19, it is characterized in that, (200,200 (1), 200 (2) are arranged in main feedline at least two continuous intermediate stations, described in material is transported in the case space of at least two continuous intermediate stations, and material in subordinate phase from last intermediate station and being transported in described at least one disengagement gear (90A, 90B) just on mass transport direction.

21. pneumatic material conveying systems as described in any one in claim 18-20, it is characterized in that, intermediate station comprise intermediate box (201,201A, 201B), service tank (202,202A,, 202B) and conveyor device (208), the all conveyor screws in this way of described conveyor device, described conveyor device is configured to material to be transported to service tank (202,202A, 202B) from intermediate box (201,201A, 201B).

22. pneumatic material conveying systems as described in any one in claim 18-21, it is characterized in that, this pneumatic material conveying system comprises building mortion (64), such as rotary former, for the treatment of being transmitted to the material delivery pipe from the service tank (61) of feed point (60).

23. pneumatic material conveying systems as described in any one in claim 18-22, it is characterized in that, the all rotary former in this way of building mortion (210), described building mortion is arranged in intermediate station, for the treatment of being directed to the material delivery pipe from the case of intermediate station (200,200A, 200B).

24. pneumatic material conveying systems as described in any one in claim 18-23, it is characterized in that, this pneumatic material conveying system comprises a plurality of parallel conveying pipeline section (100A, 100AA at least partly between intermediate station (200,200A, 200B) and disengagement gear; 100AB).

25. pneumatic material conveying systems as described in any one in claim 18-24, it is characterized in that, when material is transported to intermediate station from feed point, the swabbing action of partial vacuum producer in intermediate station is configured to realize by a plurality of parallelpipeds of guiding to intermediate station.

26. pneumatic material conveying systems as claimed in claim 25, it is characterized in that, if a plurality of intermediate stations are arranged in continuously in delivery duct in mass transport direction, than against mass transport direction from nearest intermediate station (200 (2)) to next intermediate station (200 (1)), more are introduced to compared with the intermediate station of close part vacuum generator (200 (2)) for realizing the parallelpiped of swabbing action.

27. pneumatic material conveying systems as described in any one in claim 18-26, it is characterized in that, in this pneumatic material conveying system, the conveying pipeline section (100A, 100AA, 100AB) that material is configured to from each intermediate station (200,200A, 200B) along himself is transported to disengagement gear (90A, 90B).

28. pneumatic material conveying systems as described in any one in claim 18-27, is characterized in that, intermediate station comprises displaced air conduit (206,206A, 206B), and valve gear (207,207A, 207B) is arranged in displaced air conduit.

29. pneumatic material conveying systems as described in any one in claim 18-28, it is characterized in that, intermediate station comprises medium channel (204,204A, 204B), the delivery pipe of described medium channel between intermediate station and disengagement gear extends to the case space (201,201A, 201B) of intermediate station (200,200A, 200B), more particularly extend in the top of described intermediate box (201,201A, 201B), valve gear (205,205A, 205B) is arranged in described medium channel.

30. pneumatic material conveying systems as described in any one in claim 18-29, is characterized in that, the feed point of material (60) is refuse feed point, such as litter-bin or garbage chute.